CVE-2017-14496

7.5 HIGH
Published: October 03, 2017 Modified: May 13, 2026
View on NVD

Description

Integer underflow in the add_pseudoheader function in dnsmasq before 2.78 , when the --add-mac, --add-cpe-id or --add-subnet option is specified, allows remote attackers to cause a denial of service via a crafted DNS request.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html
Source: cve@mitre.org
Issue Tracking Mailing List Third Party Advisory
http://nvidia.custhelp.com/app/answers/detail/a_id/4561
Source: cve@mitre.org
http://thekelleys.org.uk/dnsmasq/CHANGELOG
Source: cve@mitre.org
Release Notes Vendor Advisory
http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=897c113fda0886a28a986cc6ba17bb93bd6cb1c7
Source: cve@mitre.org
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt
Source: cve@mitre.org
http://www.debian.org/security/2017/dsa-3989
Source: cve@mitre.org
Third Party Advisory
http://www.securityfocus.com/bid/101085
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/101977
Source: cve@mitre.org
http://www.securitytracker.com/id/1039474
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-3430-1
Source: cve@mitre.org
Third Party Advisory
http://www.ubuntu.com/usn/USN-3430-2
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2836
Source: cve@mitre.org
Patch Third Party Advisory
https://access.redhat.com/security/vulnerabilities/3199382
Source: cve@mitre.org
Issue Tracking Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf
Source: cve@mitre.org
https://security.gentoo.org/glsa/201710-27
Source: cve@mitre.org
https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html
Source: cve@mitre.org
Third Party Advisory
https://source.android.com/security/bulletin/2017-10-01
Source: cve@mitre.org
Third Party Advisory
https://www.exploit-db.com/exploits/42946/
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://www.kb.cert.org/vuls/id/973527
Source: cve@mitre.org
Third Party Advisory US Government Resource
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html
Source: cve@mitre.org
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html
Source: cve@mitre.org
https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq
Source: cve@mitre.org
http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Mailing List Third Party Advisory
http://nvidia.custhelp.com/app/answers/detail/a_id/4561
Source: af854a3a-2127-422b-91ae-364da2661108
http://thekelleys.org.uk/dnsmasq/CHANGELOG
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes Vendor Advisory
http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=897c113fda0886a28a986cc6ba17bb93bd6cb1c7
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.debian.org/security/2017/dsa-3989
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.securityfocus.com/bid/101085
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/101977
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securitytracker.com/id/1039474
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-3430-1
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.ubuntu.com/usn/USN-3430-2
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2836
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://access.redhat.com/security/vulnerabilities/3199382
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-689071.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
https://security.gentoo.org/glsa/201710-27
Source: af854a3a-2127-422b-91ae-364da2661108
https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://source.android.com/security/bulletin/2017-10-01
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.exploit-db.com/exploits/42946/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://www.kb.cert.org/vuls/id/973527
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory US Government Resource
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq
Source: af854a3a-2127-422b-91ae-364da2661108

44 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
66.3%
99th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-191

Affected Vendors

thekelleys novell debian redhat google canonical

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